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Radiant|Natural|GIA

1.02ct K SI1 Radiant Natural Diamond

EX • K/SI1 • GIA 3535573666

Certificate GIA 3535573666

Diamond specifications and retailer prices

From $1,703 AUD
As of November 7, 2026
Save $2,604 AUD (60%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,307 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.02ct natural radiant diamond

This 1.02ct natural radiant sits in the classic one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 3535573666. Listed at 11 retailers as of November 5, 2026, with prices from $1,703 to $4,307, a $2,604 spread on the same certified stone. NZ Jewellers lists it at $4,307. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.02
Carat
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 3535573666
Dimensions6.40 × 4.91 × 3.41 mm
L/W Ratio1.30
Top View
6.40 mm4.91 mm1.02 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 3535573666
Side View
Table 66.0%CrownGirdlePavilionCulet: NoneDepth 69.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 7
Current: $4,307 AUD|Low: $1,703 AUD|High: $4,307 AUD|Avg: $2,276 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 7, 2026
Retailer 3$1,703 AUD
Retailer 4$1,712 AUD
Retailer 8$1,765 AUD
Retailer 10$1,765 AUD
Retailer 11$1,834 AUD
Retailer 2$1,994 AUD
Retailer 9$2,038 AUD
Retailer 6$2,154 AUD
Retailer 5$2,452 AUD
Retailer 7$3,225 AUD
NZ Jewellers$4,307 AUD

32 data points across 11 retailers

11 retailers$1,703 AUD to $4,307 AUD

A
Cheapest Retailer
-
$1,703 AUD
A
Retailer 2
-
$1,712 AUD
View
A
Retailer 3
-
$1,765 AUD
View
Retailer 4
-
$1,765 AUD
View
Price last confirmed 9 days ago
A
Retailer 5
-
$1,834 AUD
View
A
Retailer 6
-
$1,994 AUD
View
B+
Retailer 7
-
$2,038 AUD
View
A
Retailer 8
-
$2,154 AUD
View
B+
Retailer 9
-
$2,452 AUD
View
B
Retailer 10
-
$3,225 AUD
View
Most Expensive
B
NZ Jewellers
15020155-9ff4-444b-a40a-c8008d2a5aec · Nov 5
$4,307 AUD
$2,959 USD
View
10 more retailers have this diamond
Prices start from $1,703 AUDSave up to $2,604 AUD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.02ct Radiant
$1,703 AUD